Case Study: Custom Denim Jacket Fashion for an Amazon Private Label Seller in Austria
Denim Jacket Fashion for an Amazon Private Label Seller in Austria
An Amazon Private Label Seller approached us with a denim jacket fashion requirement for Austria. The brief was specific: a defined look, a hard launch date and a unit cost that had to survive shipping and duty. This case study records what was specified, what went wrong in sampling and how the bulk order was delivered.
The challenge
- Inconsistent sizing between production runs
- Color drift between lab dips and bulk fabric
- Unclear responsibility when a defect shows up after washing

What we specified
| Product | Denim Jacket Fashion |
|---|---|
| Client type | An Amazon Private Label Seller |
| Market | Austria |
| Order volume | 5,000 pieces across 2 colourways |
| Base fabric | Bamboo Viscose |
| Decoration | Acid Wash |
| Size range | XS-3XL |
| Sampling rounds | 3 |
| Delivery window | 10 weeks from PO to ex-factory |
How it was resolved
- We rebuilt the tech pack around Bamboo Viscose and locked shrinkage allowance before grading.
- Decoration was moved to Acid Wash after strike-off tests showed better wash durability.
- A pre-production sample was approved and retained as the golden reference.
- Production ran with in-line inspection and a mid-run photo report.
- Cartons were packed to the client's own barcode and size ratio specification.

Result
- 5,000 pieces delivered inside the 10-week window.
- Unit cost held within 3.0% of the original quotation.
- Return rate linked to fit or workmanship stayed under 2.0%.
- The specification is now on file, so reorders reproduce the approved sample.
What we would repeat
Approve a pre-production sample from the actual bulk fabric. Proto cloth behaves differently in cutting and washing.

Planning something similar?
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